Iconic Pet Heavy Duty Metal Tube Pen Pet Dog Exercise and Training Playpen in Varying Sizes - Portable Exercise Puppy Cage with 8 Interlocking Metal Tube Panels, No Tools Required to Setup This sturdy pet pen provides a safe area for your dog, cat, or other fur baby to play in perfect for indoor or outdoor use, it offers the best mix of freedom and security for your pet Enclosure consists of 8 interlocking panels made of heavy duty metal can be set up as an 85 wide octagon or in other shapes secure double latch gate door offers maximum safety and easy access Travel friendly  quick assembly and disassembly with no tools required folds up conveniently for easy storage individual flat panels can be detached easily to save space when you store or pack them Offer your pet the best of both worlds  this pen lets them experience spending time with you in the yard or your favorite room while you keep them contained and out of trouble Be sure to select a fence with the proper height for holding your pet this model is 40 high we also offer this heavy duty pen in 24, 32, and 48 height options